Physical Sciences Paper 1 (English)

November 2021 — Grade 12 / Matric — Physical Sciences

Past Paper 2021 Grade 12 English Physical Sciences Hub →

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🎯 150 marks ❓ 12 questions ⏱️ 3h 📄 7 pages 📝 42 items found ∑ 2 math symbols 📚 4 topics

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2.1and

Q2— Section header —

1.1Consider the statement below he perpendicular force exerted by a surface on an object in contact with the

1.8In the circuit diagram shown below all the resistors are IDENTICAL. Ignore the internal resistance of the cell. Which voltmeter will have the HIGHEST reading when switch is closed?

1.9In w hich ONE of the following electrical machines is electrical energy converted to mechanical energy

1.10Which ONE of the following combinations correctly links an emission spectrum and an absorption spectrum to the energy transitions of an

Q2— Section header —

2.1State Newton First Law in words (2\

2.2Draw labe led free body diagram for

2.3Calculate the magnitude of force Force

2.4Write down the net force acting on the block a s it moves from to (2\

2.5Calculate the distance between points and (4\ [16] 20 kg16

Q3— Section header —

3.1Is the hot air balloon in free fall ? Choose from YES or NO. Give a reason for the answer. (2\ When the balloon is 200 m above the ground, a small stone is dropped from the balloon. See

3.2Calculate the:

3.2.1Speed of the hot air balloon (3\

3.2.2Time it takes stone to strike the ground

3.2.3Distance between the hot air balloon and stone at the instant when stone strikes the g

3.3On the same set of axes, draw position time graph for both the hot

Q5— Section header —

Q6— Section header —

6.1Calculate the wavelength of the detected sound. (3\ The ambulance now mov es at a constant speed along the road

6.3.1Distance between the wave fronts (1\

6.3.2Frequency of the detected waves (1\ 6. Calculate the speed of the ambulance. (5\ [12

Q7— Section header —

7.1small neutral sphere acquires a charge of 1,95 x 10

7.1.2Calculate the number of electrons which were added or removed. (3\ 7.

1.3Define the term electr ic field at a point (2\ 7.

1.4Calculate the magnitude of the electric field at a point 0,5 m from the cent re of the charged sphere. (3\

7.2Two point charges and are

8.1Write down the reading on:

8.1.1Voltmeter V (1\

8.1.2Voltmeter V (1\ Switch is now CLOSED. Th e reading on the ammeter is 1,2 A and t

8.4Total EXTERNAL resistance of the circuit (3\ 8. eading on voltmeter V

Q9— Section header —

9.1Name the component that distinguishes this generator from a DC generator. (1\

9.2In which direction will the induced current flow in section XY of the coil

9.3Define the term rms potential difference

9.4Calculate the rms current in the circuit. (4\

9.5Calculate the average power dissipated in the 25 resistor. (3\ en-USY 0,05

9.6Copy the set of axes below in your ANSWER BOOK and sketch the graph of output voltage versus time for 0,1 s. (3\ [1

Q1— Section header —

Mathematical Content

f(x)trig

Topics Identified

MechanicsElectricityWavesElectrochemistry

Mark Allocation

Total150 marks

Sections20 + 16 + 14 + 19 = 69 marks

Paper information

SubjectPhysical Sciences

Year2021

SessionNovember

TypePast Paper

PaperPaper 1

LanguageEnglish

Pages20

Downloads9

Examination context

Decade2020s

Years ago5y

SeasonSpring (SH)

Start dayFriday

Exam periodNovember 2021

Days since exam1,815

About Physical Sciences examination preparation

Grade 12 Physical Sciences combines Physics and Chemistry. Paper 1 covers mechanics, electricity, waves, and optics, while Paper 2 focuses on chemical bonding, organic chemistry, and electrochemistry.

Every available Grade 12 Physical Sciences past paper and memorandum is collected in the Physical Sciences hub at physical-science.freemode.co.za — browse all years, sessions and languages in one place.

How to use this resource for revision

A past examination paper is most useful when it is treated as an active revision exercise. Try the questions yourself before checking the corresponding memorandum. Where you make an error, identify the reason — was it a knowledge gap, a calculation mistake, an interpretation issue, or an examination technique problem?

For stronger examination practice, complete the paper without unnecessary interruptions and keep track of the questions that take the most time. Afterwards, review the memorandum and separate knowledge gaps from mistakes caused by interpretation, calculation, structure, or examination technique.

applying scientific principles

selecting appropriate equations

interpreting scientific information

performing calculations with correct units

explaining scientific reasoning

A practical revision approach

Create a one-page formula sheet and practice deriving units from first principles. The memorandum rewards correct formula identification, proper substitution, and accurate unit handling.

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